Hello Don, yesterday we were finally able to resolve the issue. Shopify experts IT-Geeks found out that the Zotabox app was causing this issue.

Hello,Thank you for checking this, but unfortunately, obviously only some part of the users encounter this problem. I've cleared the cache, and askes some friends to enter via their browsers - they also can't see the page you see.

 Hello, We have problems with our site - bath-accessories.co.uk .When we and some of our customers are adding products to the cart and trying to check out, the site redirects to the home page instead of to the page where customers will field their ad...